content: /* ===========================================================
   * JFreeChart : a free chart library for the Java(tm) platform
   * ===========================================================
   *
   * (C) Copyright 2000-2012, by Object Refinery Limited and Contributors.
   *
   * Project Info:  http://www.jfree.org/jfreechart/index.html
   *
   * This library is free software; you can redistribute it and/or modify it
   * under the terms of the GNU Lesser General Public License as published by
   * the Free Software Foundation; either version 2.1 of the License, or
   * (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
   * License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
   * USA.
   *
   * [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
   * Other names may be trademarks of their respective owners.]
   *
   * --------------------
   * BarChart3DTests.java
   * --------------------
   * (C) Copyright 2002-2008, by Object Refinery Limited.
   *
   * Original Author:  David Gilbert (for Object Refinery Limited);
   * Contributor(s):   -;
   *
   * Changes:
   * --------
   * 11-Jun-2002 : Version 1 (DG);
   * 25-Jun-2002 : Removed redundant code (DG);
   * 17-Oct-2002 : Fixed errors reported by Checkstyle (DG);
   * 14-Jul-2003 : Renamed BarChart3DTests.java (DG);
   *
   */
  
  package org.jfree.chart;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertSame;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  import java.awt.Graphics2D;
  import java.awt.geom.Rectangle2D;
  import java.awt.image.BufferedImage;
  import org.jfree.chart.axis.ValueAxis;
  import org.jfree.chart.event.ChartChangeEvent;
  import org.jfree.chart.event.ChartChangeListener;
  import org.jfree.chart.labels.CategoryToolTipGenerator;
  import org.jfree.chart.labels.StandardCategoryToolTipGenerator;
  import org.jfree.chart.plot.CategoryPlot;
  import org.jfree.chart.renderer.category.CategoryItemRenderer;
  import org.jfree.chart.urls.CategoryURLGenerator;
  import org.jfree.chart.urls.StandardCategoryURLGenerator;
  import org.jfree.data.Range;
  import org.jfree.data.category.CategoryDataset;
  import org.jfree.data.general.DatasetUtilities;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  
  /**
   * Tests for a 3D bar chart.
   */
  public class BarChart3DTest  {
  
      /** The chart. */
      private JFreeChart chart;
  
  
  
  
  
      /**
       * Common test setup.
       */
      @BeforeEach
      public void setUp() {
          this.chart = createBarChart3D();
      }
  
      /**
       * Draws the chart with a null info object to make sure that no exceptions
       * are thrown (a problem that was occurring at one point).
       */
      @Test
      public void testDrawWithNullInfo() {
         BufferedImage image = new BufferedImage(200 , 100,
                  BufferedImage.TYPE_INT_RGB);
          Graphics2D g2 = image.createGraphics();
          this.chart.draw(g2, new Rectangle2D.Double(0, 0, 200, 100), null,
                  null);
          g2.dispose();
          //FIXME this should really assert a value
      }
  
      /**
       * Replaces the dataset and checks that the data range is as expected.
       */
      @Test
      public void testReplaceDataset() {
  
          // create a dataset...
          Number[][] data = new Integer[][]
              {{-30, -20},
               {-10, 10},
               {20, 30}};
  
          CategoryDataset newData = DatasetUtilities.createCategoryDataset("S",
                  "C", data);
  
          LocalListener l = new LocalListener();
          this.chart.addChangeListener(l);
          CategoryPlot plot = (CategoryPlot) this.chart.getPlot();
          plot.setDataset(newData);
          assertEquals(true, l.flag);
          ValueAxis axis = plot.getRangeAxis();
          Range range = axis.getRange();
          assertTrue(range.getLowerBound() <= -30, "Expecting the lower bound of the range to be around -30: "
                          + range.getLowerBound());
          assertTrue(range.getUpperBound() >= 30, "Expecting the upper bound of the range to be around 30: "
                          + range.getUpperBound());
  
      }
  
      /**
       * Check that setting a tool tip generator for a series does override the
       * default generator.
       */
      @Test
      public void testSetSeriesToolTipGenerator() {
          CategoryPlot plot = (CategoryPlot) this.chart.getPlot();
          CategoryItemRenderer renderer = plot.getRenderer();
          StandardCategoryToolTipGenerator tt
                  = new StandardCategoryToolTipGenerator();
          renderer.setSeriesToolTipGenerator(0, tt);
          CategoryToolTipGenerator tt2 = renderer.getToolTipGenerator(0, 0);
          assertSame(tt2, tt);
      }
  
      /**
       * Check that setting a URL generator for a series does override the
       * default generator.
       */
      @Test
      public void testSetSeriesURLGenerator() {
          CategoryPlot plot = (CategoryPlot) this.chart.getPlot();
          CategoryItemRenderer renderer = plot.getRenderer();
          StandardCategoryURLGenerator url1
                  = new StandardCategoryURLGenerator();
          renderer.setSeriesItemURLGenerator(0, url1);
          CategoryURLGenerator url2 = renderer.getItemURLGenerator(0, 0);
          assertSame(url2, url1);
      }
  
      /**
       * Create a bar chart with sample data in the range -3 to +3.
       *
       * @return The chart.
       */
      private static JFreeChart createBarChart3D() {
          Number[][] data = new Integer[][]
              {{-3, -2},
               {-1, 1},
               {2, 3}};
          CategoryDataset dataset = DatasetUtilities.createCategoryDataset("S",
                  "C", data);
          return ChartFactory.createBarChart3D("Bar Chart 3D", "Domain", "Range",
                  dataset);
      }
  
      /**
       * A chart change listener.
       *
       */
      static class LocalListener implements ChartChangeListener {
  
          /** A flag. */
          private boolean flag;
  
          /**
           * Event handler.
           *
           * @param event  the event.
           */
          @Override
          public void chartChanged(ChartChangeEvent event) {
              this.flag = true;
          }
  
      }
  
  }
  